big a deal/a big deal/big deal

English as a Second Language English Vocabulary, Grammar and Idioms
1

Please help me in chooseing the right one.

  1. It’s not big a deal.
  2. Its’ not a big deal.
  3. It’s not big deal.

Thanks :smiley:

2

I’m afraid none of the three is correct, Phoo. Here is another, right option:

It’s not a big deal.